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Finding the Fourth Proportional to 326,673.30, 450,777.78 and 183,400.50

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Solution

The fourth proportional to 326,673.30, 450,777.78 and 183,400.50 is: 253,075.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,673.30 : 450,777.78 = 183,400.50 : x
  2. Step 2: Convert to fraction form
    326,673.30/450,777.78 = 183,400.50/x
  3. Step 3: Cross multiply
    326,673.30x = 450,777.78 × 183,400.50
  4. Step 4: Simplify right side
    326,673.30x = 82,672,870,240.89
  5. Step 5: Solve for x
    x = 82,672,870,240.89/326,673.30
  6. Step 6: Final answer
    x = 253,075.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.